横向
1
Line segment connecting two circle points
2
Divisible by two
4
Comparison of two quantities
5
Mathematical statement of equality
10
Round shape with all points equidistant
纵向
2
Power to which a number is raised
3
Part of a circle's circumference
6
Difference between highest and lowest values
7
Space between two intersecting lines
8
Collection of distinct elements
9
Part of a line with two endpoints